*{margin:0;
 padding:0;
 font-family: 微软雅黑;
 font-size: 100%;
 font-style: normal;}

body{background-color: #f2f2f2;}

div,img{border:0;list-style: none;} 

	/*头部导航栏开始*/ 
.bar{position: fixed;
     z-index: 1;
	 width:100%;
     height: 80px;
	background-color:black;
	opacity: 0.75;
	font-size: 0.9em; color:aliceblue;
	box-shadow:0px 5px 5px gray ;
}

.logo img{
	width:150px ;height: 52px;
}

.logo {margin:0 auto;
}
		
.nav{width: 100%;
	text-align: center;
}

.nav a{color: darkgrey;
	   text-decoration: none;
		margin: 0 auto;
		padding-left: 100px;
		padding-right: 40px;
}
	/*头部导航栏结束*/		
			
			
	/*banner开始*/ 
.banner{position:relative;
      text-align: center;
}
				   
.banner img{
	width: 80%;
	padding-top: 115px;
}

.message{
	width: 80%;
	height: 40px;
	background-color: black;
	opacity: 0.75;
	margin: 0 auto;
	margin-top: -5px;
	
}
.message p{
	padding-top: 7px;
	text-align: center;
           color:white;
}

.pointer{
	position:absolute;
	right: 45%;
	margin-top: 5px;
}

.pointer a{
	display: block;
	float: left;
	margin: 0 15px;
	width: 6px;
	height:6px;
	border:1px solid #A9A9A9;
	border-radius: 50%;
	background-color: gainsboro;
	}
	
.left img {width: 20px;height: 70px;}
.right img{width: 20px;height: 70px;}
	  
.left{
	position: absolute;
	top: 0;
	bottom: 0;
	margin: 20% 0;
	left: 10%;
	
}
.right{
	position: absolute;
	top: 0;
	bottom: 0;
	margin: 20% 0;
	right:10%;
}
      /*banner结束*/
	  

      /*文字部分开始*/
.pas-wrap{width: 80%;
          margin: 30px auto;
		  border-top:1px solid gainsboro;
		  border-bottom: 1px solid gainsboro;
		  padding: 30px 0;
}

.pas-wrap p{
            color: gray;
}
      /*文字部分结束*/
	  
	  /*广告栏商标部分开始*/
.adver{
	width: 80%;
	margin:30px auto;
	overflow: hidden;
	text-align: center;
	
	}
.adver span img{
	width:5% ;
	margin: 0 5px;
}
     /*广告栏商标部分结束*/
	 
	 /*主体内容开始*/ 

.all-pic{
	width: 80%;
	position: absolute;
	left:10%;
}

.pic{
	position: relative;
    width: 30%;
	border-radius:5px;
	background: white;
	float: left;
	box-shadow: 2px 2px 2px gainsboro;
	margin:1.5%;
	margin-bottom: 30px;
}

.pic img{
	width: 100%;
	border-top-left-radius: 5px;
	border-top-right-radius: 5px;
	margin: 0 auto;
}

.explain{
	padding: 5px 1px;
}
.explain p{
	clear: both;
	text-align: center;
	font-family: 微软雅黑;
	font-size: 15px;
	padding: 2px 0;
	color:grey
}
       /*主体内容结束*/
	   
	   
	    /*页脚内容开始*/
.foot{
	position:absolute;
	overflow: hidden;
	width: 100%;
	margin-top: 78%;
	padding-top: 15px;
	background-color:#e0e0e0;
}
.foot-left,.foot-right{
	width: 50%;
	display: inline-block;
}

.foot-left{
	float: left;
}
.foot-right{
	float: right;
}
 .link a img{
	 width:7%;
	float: right;
	margin-left:10px;
	padding-top: 10px;
}

.over{
	margin-left: 20px;
	border-left: 1px solid gray;
	padding-left: 10px;
}
.over-logo img{
	width: 20%;
}
.over p{
	font-family: 宋体;
	font-size: 12px;
	color: grey;
}
    /*页脚内容结束*/
	
@media screen and (max-width: 1600px){
.bar{height: 80px}
.nav{height:50px;padding-bottom: 0;padding-top: 20px;}
.logo img{width:150px ;height: 52px;margin-top: 5px;}
.logo{width: 110px;height: 32px}
}

@media screen and (max-width:1400px){
.foot{margin-top: 80%;padding-top: 15px;}
.pointer a{margin: 0 13px;width:5px;height:5px;margin-right: 12px;}
}


@media screen and (max-width: 1200px){
.bar{height: 80px}
.nav{height:50px;padding-bottom:0;padding-top: 20px;}
.nav a{padding-left: 80px;padding-right: 20px;font-size:95%;}
.logo img{width:130px ;height: 42px;margin-top: 6px;}
.left img {width: 18px;height: 60px;}
.right img {width: 18px;height: 60px;}
.pointer a{margin: 0 13px;width:5px;height:5px;margin-right: 10px;}
.pas-wrap{margin: 13px auto;padding: 20px 0;}
.pas-wrap p{font-size:15px;}
.foot{margin-top: 85%;padding-top: 15px;}
}

@media screen and (max-width: 768px){
	.foot{margin-top: 95%}
}

@media screen and (max-width: 640px){
.bar{height: 75px}
.nav{height:45px;padding-bottom:0;padding-top: 20px;}
.nav a{padding-left: 40px;padding-right: 10px;font-size:90%;}
.logo img{width:110px ;height:32px;margin-top:5px;}
.left img {width: 10px;height: 50px;}
.right img {width: 13px;height: 50px;}
.message p{font-size: 14px;}
.pointer a{width: 4px;height:4px;margin-right: 5px;}
.pas-wrap{margin: 15px auto;padding: 15px 0;}
.pas-wrap p{font-size: 13px;}
.pic{margin-bottom: 5px;}
.pic p{font-size: 13px;padding: 1px 0;}
.foot{margin-top: 95%;padding-top: 15px;}
.over p{font-size: 5px;}
}

@media screen and (max-width: 540px){
.pic p{font-size: 12px;padding: 1px 0;}
}

@media screen and (max-width: 500px){
.pic{margin-bottom:5 px;margin:2%;width: 45%;}
.pic p{font-size: 11px;padding: 1px 0;}
.foot{margin-top: 185%;padding-top: 15px;}
}

@media screen and (max-width: 375px)  {
	.foot{margin-top: 195%;padding-top: 15px;}
	.nav a{padding-left: 20px;padding-right: 10px;font-size:70%;}
	
}

@media screen and (max-width: 360px)  {
	.foot{margin-top: 200%;padding-top: 15px;}
	.nav a{padding-left: 35px;padding-right: 10px;font-size:70%;}
	
}


@media screen and (max-width: 320px)  {
	.foot{margin-top: 200%;padding-top: 15px;}
	.nav a{padding-left: 20px;padding-right: 10px;font-size:70%;}
	
}









